----Jim, come out. Let's go to play football. 

 ----Sorry. I'm_    a math problem.

A. working out  B. working on  C. working for  D. working with

----Jim, come out. Let's go to play football.

----Sorry. I'm_　 a math problem.

A. working out B. working on C. working for D. working with

根据句意选择适当的词或短语并用其正确形式补全句子。（每空不限字数）

1．            the radio please , I want to listen to the news．

2．Did you             going for a drive yesterday?

3．My brother is           young          go to school．

4．Mary             a whole day           her grandmother last weekend．

5．We           the story from beginning to end last night．

6．I often see the old man            the street in the morning．

7．--Jim, come out．Let's go swimming．

   --Sorry, I'm                 a math problem．

8．Do you know which store has                  clothes in town?

9．You should               better           your math teacher．

10．Do the hotels           their             in winter?

用方框内短语的正确形式填空，使句子通顺、完整。

1. Don’t hurry. We have _________ time to catch the train.

2. I think my new classmates are all very easy _______.

3. _________ the house catches fire?

4. Your sister really gets no need to _________ her weight.

5. Don’t worry, Xiao. I won’t _________ you _________. I’ll try my best.

6. Miss Brown’s new book will _________ in two weeks.

7. The Twains are _________ where they are going for a vacation.

8. Mrs Brown always praises her children ________.

9. Someone had better _________ a good solution fast.

10. Such books do _________ interest me _________.

根据对话内容，从方框中选择适当的选项补全对话, 选项中有两项是多余的。